-
Notifications
You must be signed in to change notification settings - Fork 20
/
FileTree.java
47 lines (34 loc) · 1.22 KB
/
FileTree.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
package lecture07.filemanager;
import java.io.File;
import javax.swing.JFileChooser;
public class FileTree {
public static void main(String[] args) {
JFileChooser chooser = new JFileChooser(".");
int c = chooser.showOpenDialog(null);
if (c == JFileChooser.APPROVE_OPTION) {
System.out.println("You select Open");
} else if (c == JFileChooser.CANCEL_OPTION) {
System.out.println("You select Cancel");
} else if (c == JFileChooser.ERROR_OPTION) {
System.out.println("An error occor");
} else {
System.out.println("Unexpected return value!");
}
File file = chooser.getSelectedFile();
System.out.println(file.getAbsolutePath());
System.out.println(file.getParent());
File parent = file.getParentFile();
tree(parent);
}
private static void tree(File folder) {
File[] list = folder.listFiles();
for (File item : list) {
if (item.isDirectory()) {
System.out.println(item.getAbsolutePath());
tree(item);
} else {
System.out.println(item.getAbsolutePath());
}
}
}
}